Ammonium sulfate, for molecular biology, >=99.0%

Code: A4418-500G D2-231

Application

Ammonium sulfate has been used in the preparation of ′Blue Silver′ colloidal Coomassie stain for proteins.Ammonium sulfate may be used for the precipitation or fr...


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€100.10 500G
€123.12 inc. VAT
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Application

Ammonium sulfate has been used in the preparation of ′Blue Silver′ colloidal Coomassie stain for proteins.Ammonium sulfate may be used for the precipitation or fractionation of proteins or for purification of antibodies. It is also useful for crystallographic analysis of nucleic acids and proteins.

General description

Ammonium sulfate is commonly used in agriculture as a nitrogen fertilizer. In aqueous solution, it dissociates to form ammonium and sulfate ions.

Packaging

5 kg in poly drum

100, 500 g in poly bottle

1 kg in poly bottle

absorption≤0.03 at 260 at 1 M, ≤0.025 at 280 at 1 M
anion traceschloride (Cl-): ≤5 ppm
assay≥99.0%
cation tracesheavy metals (as Pb): ≤2 ppm, Fe: ≤5 ppm, Cu: ≤5 ppm, Zn: ≤5 ppm
density1.77 g/mL at 25 °C (lit.)
foreign activityDNase, RNase, and protease, none detected
formpowder
gradefor molecular biology
impurities≤0.005% Insolubles
InChI keyBFNBIHQBYMNNAN-UHFFFAOYSA-N
InChI1S/2H3N.H2O4S/c;;1-5(2,3)4/h2*1H3;(H2,1,2,3,4)
mp>280 °C (dec.) (lit.)
pH5.0-6 (25 °C, 132 g/L)
Quality Level200
SMILES stringN.N.OS(O)(=O)=O
solubilityH2O: 0.667 g/mL
Cas Number7783-20-2
This product has met the following criteria to qualify for the following awards:



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